Home / 234,941.77-324,219.96-127,511.80

Finding the Fourth Proportional to 234,941.77, 324,219.96 and 127,511.80

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Solution

The fourth proportional to 234,941.77, 324,219.96 and 127,511.80 is: 175,966.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,941.77 : 324,219.96 = 127,511.80 : x
  2. Step 2: Convert to fraction form
    234,941.77/324,219.96 = 127,511.80/x
  3. Step 3: Cross multiply
    234,941.77x = 324,219.96 × 127,511.80
  4. Step 4: Simplify right side
    234,941.77x = 41,341,871,708.72
  5. Step 5: Solve for x
    x = 41,341,871,708.72/234,941.77
  6. Step 6: Final answer
    x = 175,966.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.